html,
body {
  background-color: #f5f7f9;
}
.hans-container {
  position: fixed;
  bottom: 100px;
  width: 100%;
  height: 120px;
}
.van-nav-bar {
  background-color: #3296fa;
}
.van-nav-bar .van-nav-bar__title {
  color: #fff;
}
.van-grid {
  margin-top: 50px;
}
.menu {
  height: 78vh;
}
